i love this show. [ male announcer ] try campbell's homestyle soup. you give them the giggles. tylenol cold® helps relieve your worst cold and flu symptoms. but for everything we do, we know you do so much more. tylenol cold®. >>> next we told you about snow and ice hitting more than a dozen states this weekend, the threat to drivers on the roads, the big worry black ice, the powerless feeling when your car skids off the highway. abc's lindsey davis shows us how to steer clear of trouble. >> reporter: tis the season for slipping, sliding, and spinning. each year, there are more than a quarter of a million crashes due to snow and sleet. the most dangerous factor, what is called the hidden killer, black ice. this thin, transparent film forms when the temperature of the pavement is colder than the air above it. and while it's not always easy to spot, there are some ways to look out for it and avoid dangerous spinouts. mark cox, a winter driving coach demonstrated for us. >> there are two types of skids, a front wheel skid and a rear wheel skid. a front wheel skid is when you tur